*{
    margin:0;
    padding:0
}
body{
    font-size: 16px;
}
h1,h2,h3,h4,h5,h6{
    font-weight: normal;
}
ul,ol,li{
    list-style: none;
}
em,i{
    font-style: normal;
}
b,strong{
    font-weight: 500;
}
a,u{
    text-decoration: none;
}
input{
    outline:none;
}
img{
    display: block;
}
.fl{
    float: left;
}
.fr{
    float: right;
}